{extend name="mainadmin@layouts/base" /}

{block name="head" }
<style type="text/css">
body,html{overflow:hidden;}
.tpl-content-wrapper{ height: calc(100% - 50px); }
</style>
{/block}

{block name="main" }
<iframe src="{:url('edit')}" style="width:100%; height:100%; border:0px;"></iframe>
{/block}